Thundershirt Dog Calming Vest, XX Small Platinum Sport, Breathable Adjustable Wrap

Thundershirt SPORT is a dog calming vest designed to help ease anxiety, fear, and over-excitement, with a patented adjustable pressure wrap and a breathable 100% polyester build.

• Patented pressure-wrap design — applies constant, gentle pressure around your dog’s torso.
• XX Small size — provides a vest option for dogs suited to this size.
• 100% lightweight, breathable polyester — supports comfortable wear and full mobility.
• Machine-washable fabric — makes routine cleaning straightforward.
• Reflective logos and contrasting trim — add visible details for nighttime walks.

ThunderShirt SPORT is made for dogs who experience stress around everyday or occasional triggers, including storms, fireworks, travel, and time alone. Its wrap-style fit offers a non-medication option for helping dogs feel calmer, without requiring training to use the vest.

How does the ThunderShirt pressure wrap work?

The patented wrap applies steady, gentle pressure to a dog’s torso, using a swaddling-like approach intended to help calm anxiety, fear, and over-excitement. The pressure is adjustable, so you can secure the vest to your dog for a comfortable fit. ThunderShirt is the original dog calming vest and is identified as the #1 vet-recommended dog anxiety vest; veterinarians, trainers, and millions of pet parents trust it.

• Fastens around the neck and torso.
• No training is required to put the vest to use.
• Designed to help reduce stress-related behaviors without medication.

Which situations is this dog calming vest made for?

ThunderShirt SPORT is intended to help dogs cope with common sources of stress and excitement. Customer survey results include an over-80% success rate and 89% of pet parents reporting improvement in their dog’s stress-related behaviors when using ThunderShirt. These figures relate to reported experiences and do not guarantee an individual dog’s response.

• Common triggers include thunderstorms, fireworks, loud noises, separation, travel, and new visitors.
• It can also be used around vet visits, grooming appointments, and crate training.
• Stress-related behaviors named for support include hiding, barking, and destructive behavior; the vest is also suitable for rescue dogs.

What are the fit, fabric, and care details?

This Platinum Sport vest comes in XX Small and is made from 100% lightweight, breathable polyester. Its design is intended for comfortable, all-day wear while maintaining full mobility, with adjustable fastening around the neck and torso. Machine wash the vest for care.

• Sport styling includes contrasting trim and reflective logos.
• Use the XX Small size designation when choosing this version; no body measurements are provided here.
• ThunderShirt offers a money-back guarantee: if the vest does not work, return it for a refund of the purchase price.

For additional calming support, ThunderShirt SPORT can be paired with ThunderEase Dog Calming Pheromone Spray or Diffuser, powered by Adaptil, and ThunderBites Calming Chews. The vest is a good fit for dog owners seeking an adjustable, washable pressure wrap for stress-triggered situations; its XX Small size, breathable polyester fabric, and neck-and-torso fastening define this version.